Английская Википедия:Colure

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Шаблон:Short description Шаблон:Distinguish

Файл:Colure.png
Orange = equinoctial colure
Blue = solstitial colure
Файл:EB1711 Armillary Sphere.png
G = equinoctial colure
H = solstitial colure

Colure, in astronomy, is either of the two principal meridians of the celestial sphere.Шаблон:Sfn

Equinoctial colure

The equinoctial colure is the meridian or great circle of the celestial sphere which passes through the celestial poles and the two equinoxes:Шаблон:Sfn the first point of Aries and the first point of Libra.

The equinoctial colure passes through the following constellations: Шаблон:Columns-list

Solstitial colure

The solstitial colure is the meridian or great circle of the celestial sphere which passes through the poles and the two solstices:Шаблон:Sfn the first point of Cancer and the first point of Capricorn. There are several stars closely aligned with the solstitial colure: Pi Herculis, Delta Aurigae, and Theta Scorpii. This makes the solstitial colure point towards the North Celestial Pole and Polaris.

The solstitial colure passes through the following constellations: Шаблон:Columns-list

See also

References

Шаблон:Reflist

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